OnePlus 15 vs Redmi K70 Ultra
The OnePlus 15 (2025) runs on the Qualcomm Snapdragon 8 Elite, while the Redmi K70 Ultra (2024) runs on the MediaTek Dimensity 9300+; estimated prices are $799 and $375. By overall MobileRank rating, the OnePlus 15 leads — 61/100 vs 54/100 (a 7-point difference). Key differences: the OnePlus 15 has the bigger battery (6500 mAh vs 5500); the OnePlus 15 is faster in AnTuTu (3,621,671 vs 2,384,849).
OnePlus 15
Redmi K70 Ultra
- Higher AnTuTu: 3621671 vs 2384849
- Better Geekbench Single: 3050 vs 2250
- Better Geekbench Multi: 9300 vs 7315
- Bigger battery: 6500 vs 5500 mAh
- Higher performance (77/100 vs 46/100)
- Better camera (34/100 vs 32/100)
- Higher refresh rate: 144Hz vs 120Hz
- Cheaper: $375 vs $799
- Longer battery life (68/100 vs 48/100)
- Better value for money (84/100 vs 55/100)
Comparing the OnePlus 15 vs the Redmi K70 Ultra, the OnePlus 15 scores 7 points higher (61/100 vs 54/100). In the "performance" category, the OnePlus 15 leads (77/100 vs 46/100). In the "battery" category, the Redmi K70 Ultra leads (68/100 vs 48/100). In the "value for money" category, the Redmi K70 Ultra leads (84/100 vs 55/100). In the "performance" category, the OnePlus 15 significantly outperforms the Redmi K70 Ultra (77/100 vs 46/100). In the "display" category, both devices are on the same level — 100/100. In the "camera" category, the OnePlus 15 and the Redmi K70 Ultra are nearly equal (34/100 vs 32/100). In the "battery" category, the Redmi K70 Ultra notably outperforms the OnePlus 15 (68/100 vs 48/100). In the "design" category, both devices are on the same level — 33/100. In the "value for money" category, the Redmi K70 Ultra notably outperforms the OnePlus 15 (84/100 vs 55/100).
| Specification | OnePlus 15 | Redmi K70 Ultra | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite | MediaTek Dimensity 9300+ | |
| AnTuTu | 3621671 | 2384849 | |
| Geekbench Single | 3050 | 2250 | |
| Geekbench Multi | 9300 | 7315 | |
| Display | 6.8" AMOLED | 6.7" OLED | |
| Resolution | — | 1220x2712 | |
| Refresh rate | 120 Hz | 144 Hz | |
| Battery | 6500 mAh | 5500 mAh | |
| Charging | — | 120W | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 0 MP | 8 MP | |
| Front camera | 32 MP | 20 MP | |
| RAM | 12GB / 16GB | 12GB / 16GB / 24GB | |
| Storage | 256GB / 512GB | 256GB / 512GB / 1TB | |
| OS | — | Android 14 | |
| Brightness (peak) | 1800 nits | 4000 nits | |
| NFC | yes | yes | |
| Protection | IP68 | IP68 | |
| Dimensions | 161.4×76.7×8.1 mm | 160.4×75.1×8.4 mm | |
| Weight | 213 g | 213 g | |
| Price | $799 | $375 |
OnePlus 15
- Main: 50MP
- Front: 32MP
Redmi K70 Ultra
- Main: 50MP f/f/1.7
- Ultrawide: 8MP
- Front: 20MP
OnePlus 15
- 6.8" AMOLED
- Refresh rate: 120 Hz
Redmi K70 Ultra
- 6.7" OLED
- Resolution: 1220x2712
- Refresh rate: 144 Hz
OnePlus 15
- 6500 mAh
- No wireless charging
Redmi K70 Ultra
- 5500 mAh
- Wired: 120W
- No wireless charging
We compared OnePlus 15 and Redmi K70 Ultra, covering their specs and all relevant benchmarks.
OnePlus 15 leads Redmi K70 Ultra by 51.9% in our overall performance rating.
Price difference: $424. Redmi K70 Ultra is cheaper by $424.
performance
In the "performance" category, the OnePlus 15 significantly outperforms the Redmi K70 Ultra (77/100 vs 46/100).
display
In the "display" category, both devices are on the same level — 100/100.
camera
In the "camera" category, the OnePlus 15 and the Redmi K70 Ultra are nearly equal (34/100 vs 32/100).
battery
In the "battery" category, the Redmi K70 Ultra notably outperforms the OnePlus 15 (68/100 vs 48/100).
design
In the "design" category, both devices are on the same level — 33/100.
value for money
In the "value for money" category, the Redmi K70 Ultra notably outperforms the OnePlus 15 (84/100 vs 55/100).
Which is better: the OnePlus 15 or the Redmi K70 Ultra?
The OnePlus 15 edges out the Redmi K70 Ultra by just 7 points — the two devices are very close in overall level.
What is the rating of the OnePlus 15 and the Redmi K70 Ultra?
The OnePlus 15 has a MobileRank rating of 61/100, the Redmi K70 Ultra — 54/100.
Which is more powerful: the OnePlus 15 or the Redmi K70 Ultra?
The OnePlus 15 leads on performance (77/100 vs 46/100).
Should you choose the OnePlus 15 over the Redmi K70 Ultra?
The OnePlus 15 is a better fit for active users. The Redmi K70 Ultra is a better fit for budget-conscious buyers.